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<?php class Demo { public static $cache; static function test($id, $val) { return self::$cache[$id] = $val; } } echo Demo::test(1, 1); echo Demo::test(2, 2); var_dump(Demo::$cache);
Output for git.master, git.master_jit, rfc.property-hooks
12array(2) { [1]=> int(1) [2]=> int(2) }

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